pushd problems
for f in `find -maxdepth 2 -mindepth 2` ; do
  echo file = $f
  pushd $f
  for d in `find -maxdepth 1 -mindepth 1` ; do
    if ! [[ $d == "./statement" ]] ; then
      echo remove $d
      rm -r -f $d
    fi
  done
  popd
done
popd 
